package tech.aistar.corejava.day07.HomeWork;

/**
 * Created by 李雨昂 on 2019/7/24.
 */
public class Square {
    int a;
    public Square() {
        a = 10;
    }

    public static void main(String[] args) {
        Square s = new Square();
        System.out.println(s.a);
    }
}
